Words that come from Proto-Celtic wesr-

14 words across 6 languages descend from Proto-Celtic wesr- — including gwanwyn, gwanwynau, morwennol, gwennol, wesrakos, errach, gwanwyni, gwennawl.

See the etymology of wesr- itself →

Welsh (5)

Proto-Celtic (3)

Middle Welsh (2)

Old Welsh (2)

Old Irish (1)

Proto-Brythonic (1)